<!DOCTYPE html>
<html>
    <head>
        <title>demo</title>
        <link rel="stylesheet" type = "text/css" href = "style.css">
        
    </head>

    <body>
     
        <div class = "box"  onclick="window.open('snake/snake.html','_self')">
            <div class = "content" >
                <h2>snake</h2>
            </div>
        </div>
        
        <div class = "box" onclick="window.open('killvirus/index.html','_self')">
            <div class = "content">
                <h2>killvirus</h2>
            </div>
        </div>

        <div class = "box" onclick="window.open('css-study','_self')">
            <div class = "content">
                <h2>css-study</h2>
            </div>
        </div>

        <div class = "box" onclick="window.open('BlackWhite/index.html','_self')">
            <div class = "content">
                <h2>BlackWhite</h2>
            </div>
        </div>

        <div class = "box" onclick="window.open('重心法.html','_self')">
            <div class = "content" >
                <h2>keyPointAlgo</h2>
            </div>
        </div>
    </body>
</html>